Incident Overview
A pilot reported that during an off-airport landing in a grass field, he experienced a sudden, sharp pain in his left leg while applying the brakes. This unexpected pain caused him to inadvertently apply excessive braking force, which resulted in the airplane nosing over.
Aircraft Damage
The airplane came to rest on its back after the nose-over. Substantial damage was sustained to the fuselage, rudder, and vertical stabilizer. The pilot confirmed that there were no mechanical failures or malfunctions of the airplane during the incident.
Pilot Statement
The pilot indicated that the sharp pain in his left leg was the primary factor that led to the excessive brake application. He reported no other issues with the aircraft's systems or controls.